﻿/*************************************************************************************

   Extended WPF Toolkit

   Copyright (C) 2007-2013 Xceed Software Inc.

   This program is provided to you under the terms of the Microsoft Public
   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 

   For more features, controls, and fast professional support,
   pick up the Plus Edition at http://xceed.com/wpf_toolkit

   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids

  ***********************************************************************************/

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Xceed.Wpf.Toolkit.Core.Utilities
{
  internal class ListUtilities
  {
    internal static Type GetListItemType( Type listType )
    {
      Type iListOfT = listType.GetInterfaces().FirstOrDefault(
        ( i ) => i.IsGenericType && i.GetGenericTypeDefinition() == typeof( IList<> ) );

      return ( iListOfT != null )
        ? iListOfT.GetGenericArguments()[ 0 ]
        : null;
    }
  }
}
